Home / 150,221.03-225,316.94-39,413.03

Finding the Fourth Proportional to 150,221.03, 225,316.94 and 39,413.03

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Solution

The fourth proportional to 150,221.03, 225,316.94 and 39,413.03 is: 59,115.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,221.03 : 225,316.94 = 39,413.03 : x
  2. Step 2: Convert to fraction form
    150,221.03/225,316.94 = 39,413.03/x
  3. Step 3: Cross multiply
    150,221.03x = 225,316.94 × 39,413.03
  4. Step 4: Simplify right side
    150,221.03x = 8,880,421,992.08
  5. Step 5: Solve for x
    x = 8,880,421,992.08/150,221.03
  6. Step 6: Final answer
    x = 59,115.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.